The area of the shaded region in the figure is ___.

• A.  \[\text{207 }{{\text{m}}^{\text{2}}}\]
• B.  \[\text{158 }{{\text{m}}^{\text{2}}}\]
• C.  \[\text{256 }{{\text{m}}^{\text{2}}}\]
• D.  \[\text{60 }{{\text{m}}^{\text{2}}}\]